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1452-Leonardo di vinci was born on april 15 

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1452-Leonardo di vinci was born on april 15 

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1472-leonardi becomes a member of the florence painters

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1472-leonardi becomes a member of the florence painters

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1473- leonardo  draws a landscape on the feast of santa maria delle neve 

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1473- leonardo  draws a landscape on the feast of santa maria delle neve 

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1477- leonardo at least had some part in the painting the annunciation to the virgin

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1477- leonardo at least had some part in the painting the annunciation to the virgin

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1481-leonardo receives a commission to paint the adoration of the magi

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1481-leonardo receives a commission to paint the adoration of the magi

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1483-leonardo receives a commission to paint the virgin of the rocks

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1483-leonardo receives a commission to paint the virgin of the rocks

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1489- leonardo studies anatomy

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1495-leonardo begins his last supper in the convent if santa maria delle grazie

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1495-leonardo begins his last supper in the convent if santa maria delle grazie

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1505-leonardo makes a second attempt to build a flying machine and begins sketches for the mona lisa, which he completes sometime later

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1505-leonardo makes a second attempt to build a flying machine and begins sketches for the mona lisa, which he completes sometime later

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1515-around this time, leonardo paints the painting john the baptist

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1515-around this time, leonardo paints the painting john the baptist